| Vendor | Spec | Unit | Price | Currency | Date |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 916.55 | USD | 20251023 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 927.83 | USD | 20251023 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 768.49 | USD | 20251023 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 775.54 | USD | 20251023 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1029.36 | USD | 20251023 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1353.68 | USD | 20251023 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 789.64 | USD | 20251023 |